Complement C3

Marker

Serum (preferred) or plasma

Autoimmune & Inflammation

2 providers available

Starting at

$25.98

Up to $44

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Complement C3, Serum

Updated 7/24/2025

$25.98

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Walk-In Lab

Online

Complement C3 Blood Test

A Complement C3 Blood Test is used to determine whether deficiencies or abnormalities in the proteins that are part of the complement system are contributing to increased infections or increased autoimmune activity; and to monitor the activity of autoimmune diseases.

Updated 7/22/2025

$44

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